在asfd设置的克隆操作期间、Renamedg失败
适用场景
- 适用于Oracle 4.8的SnapCenter插件
问题描述
在某些情况下、在执行asfd设置的克隆操作期间、renamedg会失败、并显示Linux unsupported错误:
为此、Oracle支持人员建议
But将ASM_diskstring更改为only afd:*后,如下图所示,renamedg仍将dev/maper作为ASM_diskstring。
尽管
renamedg -dgname DATA -newdgname SC_2090922_NCTESTDB asm_diskstring='/dev/mapper/3600a098038314671733f52343865726b','/dev/mapper/3600a098038314671733f523438657277','/dev/mapper/3600a098038314671733f523438657275','/dev/mapper/3600a098038314671733f523438657278','/dev/mapper/3600a098038314671733f523438657276','/dev/mapper/3600a098038314671733f523438657279','/dev/mapper/3600a098038314671733f52343865726e','/dev/mapper/3600a098038314671733f52343865727a','/dev/mapper/3600a098038314671733f52343865726f','/dev/mapper/3600a098038314671733f523438657330','/dev/mapper/3600a098038314671733f523438657270','/dev/mapper/3600a098038314671733f523438657331','/dev/mapper/3600a098038314671733f523438657271','/dev/mapper/3600a098038314671733f523438657332','/dev/mapper/3600a098038314671733f523438657272','/dev/mapper/3600a098038314671733f523438657333','/dev/mapper/3600a098038314671733f523438657273','/dev/mapper/3600a098038314671733f523438657334','/dev/mapper/3600a098038314671733f523438657274','/dev/mapper/3600a098038314671733f523438657335','/dev/mapper/3600a098038314671733f52343865726c','/dev/mapper/3600a098038314671733f523438657336','/dev/mapper/3600a098038314671733f52343865726d','/dev/mapper/3600a098038314671733f523438657337' verbose=true phase=both
ERROR: -9(Error 27072, OS Error (Linux-x86_64 Error: 95: Operation not supported
为此、Oracle支持人员建议
/dev/mapper/..
AFD:*
、在处理AFD受管磁盘时、应使用、而不是使用作为ASM_diskstring。But将ASM_diskstring更改为only afd:*后,如下图所示,renamedg仍将dev/maper作为ASM_diskstring。
[grid@nctest ~]$ asmcmd dsget
parameter:AFD:*
profile:AFD:*
SQL> show parameter asm_diskstring
NAME TYPE VALUE
------------------------------------ --------------------------------- ------------------------------
asm_diskstring string AFD:*
尽管
/dev/mapper
asm_diskstring
已修改源数据库并为克隆创建了新备份、SCO仍会将其作为进行接管。